Finding the Fourth Proportional to 3,739.86, 5,160.98 and 2,061.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,739.86 : 5,160.98 = 2,061.42 : x
2. Step 2: Convert to fraction form
   3,739.86/5,160.98 = 2,061.42/x
3. Step 3: Cross multiply
   3,739.86x = 5,160.98 × 2,061.42
4. Step 4: Simplify right side
   3,739.86x = 10,638,947.39
5. Step 5: Solve for x
   x = 10,638,947.39/3,739.86
6. Step 6: Final answer
   x = 2,844.74